Find the next number in the sequence

5 12 24 36 ?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

You are given 2 eggs.
You have access to a 100-storey building.
Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100th floor, Both eggs are identical.
You need to figure out the highest floor of a 100-storey building an egg can be dropped without breaking.
Now the question is how many drops you need to make. You are allowed to break 2 eggs in the process

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

What is the coolest letter in the alphabet?

You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?

You can see three almost identical images below. Can you spot the odd one out from them?

Can you spot the hidden girl in the picture below?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?